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Individual Calculations February 2021 |
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| Piechocki, Krystian Total change: 16.80 | |   |
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| Polfinal Mistrzostw Polski Juniorow C09 | Jastrzebia Gora | POL | 2021-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1133 | 1148 | 2.00 | 3 | 0.42 | 40 | 16.80 | |
|  Chiszko, Oskar | | | 1336 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Tomczyk, Aleksander | | | 1028 | POL | 1.00 | 1 | 0.34 | 40 | 13.60 | |  Markowski, Szymon | | | 1034 | POL | 1.00 | 1 | 0.34 | 40 | 13.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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